Zuppa Toscana (Whole30, Paleo, Gluten Free)

Name: Zuppa Toscana (Whole30, Paleo, Gluten Free)
Prep time: 15 min
Cook time: 35 min
Total time: 50 min
Cuisine: Italian
Ingredients: 1 cup raw cashews; 3 bacon slices (cut crosswise into ¼-inch pieces); 1 pound bulk Italian sausage; 1 large onion (finely chopped); Diamond Crystal kosher salt; 4 garlic cloves (minced); 2 yukon gold potatoes (cut into small cubes (about ½ pound)); 4 cups chicken broth; 1 bunch Tuscan kale (stemmed and finely chopped); Freshly ground black pepper; 1 tablespoon lemon juice